diff options
Diffstat (limited to 'arch/ppc')
| -rw-r--r-- | arch/ppc/kernel/idle.c | 17 | ||||
| -rw-r--r-- | arch/ppc/kernel/smp.c | 1 |
2 files changed, 13 insertions, 5 deletions
diff --git a/arch/ppc/kernel/idle.c b/arch/ppc/kernel/idle.c index 11e5b44713f7..a6141f05c919 100644 --- a/arch/ppc/kernel/idle.c +++ b/arch/ppc/kernel/idle.c @@ -53,10 +53,6 @@ void default_idle(void) } #endif } - if (need_resched()) - schedule(); - if (cpu_is_offline(cpu) && system_state == SYSTEM_RUNNING) - cpu_die(); } /* @@ -64,11 +60,22 @@ void default_idle(void) */ void cpu_idle(void) { - for (;;) + int cpu = smp_processor_id(); + + for (;;) { if (ppc_md.idle != NULL) ppc_md.idle(); else default_idle(); + if (cpu_is_offline(cpu) && system_state == SYSTEM_RUNNING) + cpu_die(); + if (need_resched()) { + preempt_enable_no_resched(); + schedule(); + preempt_disable(); + } + + } } #if defined(CONFIG_SYSCTL) && defined(CONFIG_6xx) diff --git a/arch/ppc/kernel/smp.c b/arch/ppc/kernel/smp.c index bc5bf1124836..43b8fc2ca591 100644 --- a/arch/ppc/kernel/smp.c +++ b/arch/ppc/kernel/smp.c @@ -341,6 +341,7 @@ int __devinit start_secondary(void *unused) cpu = smp_processor_id(); smp_store_cpu_info(cpu); set_dec(tb_ticks_per_jiffy); + preempt_disable(); cpu_callin_map[cpu] = 1; printk("CPU %d done callin...\n", cpu); |